pack a punch

能击出有力的一拳，拳头凶猛有力

有打击力

击出凶猛的一拳；措词中肯有力；强劲有力

双语例句

1

Principles are lightweight ideas that pack a punch.

原则是重拳出击的轻量级思想。

2

But that doesn't mean the smaller schools and their libraries don't pack a punch: Many schools operate in consortia with other colleges and networks to give students a nice plate of resources.

但这并不表明那些小学校和它们的图书馆就没有影响力：许多学校会与其它学校或机构联合以便为学生提供丰富的资源。